2026 in Warsaw.

The Science festival’s 30th anniversary edition,  September 18-27, 2026 in Warsaw

The Kielanowski Institute of Animal Physiology and Nutrition Polish Academy of Sciences has for years been actively involved in organizing events being a part of the Science Festival in Warsaw. With a great pleasure we invite you to participate in the festival’s 30th anniversary edition, which will take place on September 18-27, 2026 in Warsaw.

We warmly invite you to take part in events organized by our Institute, and to explore other co-created by the Festival’s partners. For years, the Science Festival has brought together knowledge enthusiasts and leading experts – it is a wonderful opportunity to broaden your horizons!

Scientific research is only useful when it is shared with the public. The events organized by our Institute explain complex biological mechanisms in the most accessible way – from the secrets hidden within blood vessels and biological traps of addiction, through debunking myths about the animal world, to the fascinating microworld hidden in a household cupboard.

Below you can find the event schedule and warmly invite you to participation.

MEETINGS / FESTIVAL LECTURES

  1. ‘Silent terror in blood vessels. On the trail of oxidative stress.’
  • Lecturer: dr hab. Paweł Kowalczyk
  • Date: Monday, September 21, 2026, 12:00–13:30
  • Description: We invite you to a lecture on the nature of oxidative stress and its hidden sources. We will discuss a little-known group of chemical compounds that reach us from the surrounding environment and affect a key component of our circulatory system: blood platelets. Although this process occurs silently, modern medicine increasingly links it to the development of serious lifestyle diseases, such as atherosclerosis, heart disease, and accelerated aging. How does science study processes take place on such a minute scale? We will take a look at the work of modern biotechnology laboratories, and explain how state-of-the-art, light-sensitive probes allow us to observe the ‘respiration’ of cells in real time and monitor the moment their internal balance is disrupted. Many of the discussed topics represent cutting-edge discoveries in the field of biology and chemistry and cannot be found in the literature yet. Look at the human body from the perspective of the microworld, and learn how modern science is mastering the diagnosis of changes invisible to the naked eye.

Location: Nowy Świat 72, 00-330 Warsaw. Sala im. Erazma Majewskiego no. 300 (3rd floor)

  1. ‘Cow – facts and myths’

Lecturer: dr hab. Grzegorz Bełżecki

Date: Thuesday, September 22, 2026, 12:00–13:30

 

Description: We often hear that cow breeding contributes to climate change, and eating animal products leads to global warming. Is it true? Do cows really have a negative impact on the climate – and if so, can we counteract it? During the lecture we will try to look at the cow form other perspective – not only as a source of methane emissions, but also as an important element of ecological agricultural systems. We will learn how the ruminant body functions and why cattle play a vital role in preserving biodiversity. Also, we will explain why cattle are raised in semi-arid regions and what will happen when the cows disappear. The meeting will be a great opportunity to understand the correlation between farm animals, environment and humans. Join us and find out how much depends on… a cow!

Location: Nowy Świat 72, 00-330 Warsaw. Sala im. Erazma Majewskiego no. 300 (3rd floor)

 

3. ‘Why is it so hard to quit? Biological traps of addiction’

Lecturer: dr Bartosz Osuch

Date: Wednesday, September 23, 2026, 12:00–13:30

Description: Why is it so hard to quit? Is addiction a matter of weak will, or rather the result of changes occurring in the brain? During the lecture we will look at biological mechanisms of addiction and find out what makes it so easy to fall into addiction and so hard to break free from it? Finding the answer we will start form the reward system and the role of dopamine in the pleasure experience. Later we will talk about how the brain adapts to repeated exposure to psychoactive substances and why stress and activation of the hypothalamic-pituitary-adrenal axis increase the risk of relapse. The addiction is not only connected with the changes in the neuronal communication but also brain cell metabolism disorders. One of the tryptophan metabolic pathways – kynurenine pathway – plays an important role in the inflammation, stress responses and brain functioning. The manner how oxidative stress and mitochondrial dysfunction can affect the functioning of nerve cells and contribute to the perpetuation of the biological mechanisms of addiction will be also discussed. All these will allow us to present an addiction as a complex biological phenomenon involving the interplay of multiple systems – from reward mechanisms and stress responses to cellular metabolism. So, an addiction is at the same time the behavioural problem and the consequence of changes in the brain.

Location: Nowy Świat 72, 00-330 Warsaw. Sala im. Erazma Majewskiego no. 300 (3rd floor)

Festival lessons

Behind-the-scenes look at the micro-world

Date: Thuesday, September 22, 2026, 9:30–12:00

  • Recipients: Primary school pupils (classes 1–3)
  • Description: Are our meals hiding any mysteries? Is it possible to have in a kitchen cabinet… scientific laboratory? We invite primary school pupils to unique and riddle-full workshops in our Institute. We will change ordinary kitchen to the kingdom of experiments. Using simple food products we will create colourful reactions. Also, we will explore fascinating word of microbiology. Pupils will have an opportunity to prepare ‘magical’ cultures yourself and find out who really lives in the world invisible to the naked eye. What do these little creatures look like? Come, have fun with science, and see how fascinating the microworld around us can be!
  • Workshop leaders: dr Karolina Wojtulewicz, dr Małgorzata Majewska, inż. Oskar Zawadzki, inż. Tomasz Bartoszek, mgr Maciej Sokołowski and
    mgr Joanna Bochenek

Lesson booking rules are available on the website: festiwalnauki.edu.pl in the tab ‘dla szkół’.

We also invite you to check the full programme of events otrgainzed by other institutions and partners of 30th Science Festival on the website: www.festiwalnauki.edu.pl

 

 

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